Update Code to 1.86.0

[benz0li]

Fixes https://github.com/coder/code-server/issues/6639

[benz0li]

code-server-4.21.0-rc.1-linux-amd64.tar.gz with Code 1.86.0 is deployed at https://coder.jupyter.b-data.ch.

Functionality [modified by patches] tested and found to work:

• base-path
• cli-window-open
• local-storage
• marketplace
• proxy-url
• service-worker
• web view

Workspaces and Jupyter Notebooks also work fine:

• ms-toolsai.jupyter@2023.9.100
• ms-python.python@2023.22.1

[benz0li]

Ping @code-asher.

Please review and let the checks run.